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In the extraction of aluminium from bauxite, cryolite is used to
Options
(a) decreases the boiling point of aluminium
(b) purify the bauxite
(c) make the mass lighter
(d) decreases melting point of alumina and increase conductivity
Correct Answer:
decreases melting point of alumina and increase conductivity
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- 0.45 g acid of molecular weight 90 was neutralise by 20 mL of 0.5 N KOH
- Proteins gives purple colour when tested with
- Hydrolysis of trichloromethane with aqueous KOH gives
- The first fractional product of petroleum from top to bottom is
- Which of the following compounds is isomeric with 2,2,4,4-tetramethylhexane
Topics: Surface Chemistry and Isolation of Elements (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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